The ampm function evaluates a value expressed in the 24-hour time format (HH:MM:SS) and returns the appropriate abbreviation AM (before noon), or PM (after noon).
Syntax
Returns:
A text value (either AM or PM).
Usage:
Time values from midnight (00:00:00) to (11:59:59) return AM. Time values from noon (12:00:00) to (23:59:59) return PM.
Examples:
Returns: AM
Returns: PM